# CHANGELOG — Psychological Well-being in Researchers and University Students (2019-2024)

## V2 (2026-03-19) — Documentation enrichment
Files added: README.md, METHODOLOGY.md, CHANGELOG.md, references.csv
(CODEBOOK.md was already present from a prior update)
Metadata improvements: expanded description, extended keywords, related publications added.

## V1 (2026-03-13) — Initial release
File: psychological_wellbeing_researchers_students_2019_2024.tab
13 variables, 64 observations.
Coverage: Global, USA, UK, Europe, Asia, Latin America. Period: 2019-2024.
Variables: PSS-10 stress, MBI burnout, career satisfaction, work-life balance,
institutional support, mental health diagnosis prevalence.
Sources: Nature PhD Survey, Wellcome Trust, OECD, PMC.